Add tuman.json with domain owner and records

domains/tuman.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "tumansutradhar",
+    "email": "officialbishalsutradhar@gmail.com"
+  },
+  "records": {
+    "A": ["216.198.79.1"]
+  }
+}